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anhydride

[ an-hahy-drahyd, -drid ]

noun

, Chemistry.
  1. a compound formed by removing water from a more complex compound: an oxide of a nonmetal acid anhydride or a metal basic anhydride that forms an acid or a base, respectively, when united with water.
  2. a compound from which water has been abstracted.


anhydride

/ ænˈhaɪdraɪd; -drɪd /

noun

  1. a compound that has been formed from another compound by dehydration
  2. a compound that forms an acid or base when added to water
  3. Also calledacid anhydrideacyl anhydride any organic compound containing the group -CO.O.CO- formed by removal of one water molecule from two carboxyl groups
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


anhydride

/ ăn-hīdrīd′ /

  1. A chemical compound formed from another, especially an acid, by the removal of water.


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Word History and Origins

Origin of anhydride1

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Word History and Origins

Origin of anhydride1

C19: from anhydr ( ous ) + -ide
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Example Sentences

There is also a slight increase in the amounts of sulphates and carbonic anhydride.

They are hurtful because they lessen the exhalation of carbonic anhydride from the lungs.

This refrigerator is like those which we employ in our sulphurous anhydride frigorific apparatus.

The sulphate of baryta found, multiplied by ·3434, equals the sulphuric anhydride.

Sulphuric anhydride hisses when it is thrown into water, chemical combination taking place and sulphuric acid being formed.

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anhydremiaanhydrite